Packaging material puncturing device for drying agent

Through the design of the puncture device for packaging materials for desiccant, the problem of difficulty in puncture of desiccant packs during the production process is solved, and automatic delivery and puncture are realized, ensuring that the desiccant packs come into contact with the air in the tank, and improving the desiccant packs Absorption efficiency and service life.

CN119142623APending Publication Date: 2024-12-17JIAXING LUCKY MOON PACKAGING MATERIALS CO LTD
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Patent Information

Application Number
CN202411434693.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-10-15
Publication Date
2024-12-17

AI Technical Summary

Technical Problem

It is difficult to achieve targeted punctures during the production process of existing desiccant packaging materials, which makes it difficult to ensure the effectiveness of desiccant use.

Method used

A puncture device for packaging material for desiccant is designed, including a drive belt bracket, a feeding mechanism and a puncture mechanism. The automatic delivery and puncture operation of the desiccant package are realized through the swing module and the pneumatic puncture module to ensure the desiccant. The bag comes into contact with the air in the tank.

Benefits of technology

It improves the delivery efficiency and stability of the desiccant package, ensures that the desiccant can quickly absorb moisture, extend its service life, and realizes automatic puncture in mass production to ensure drying effect.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of desiccant puncturing, in particular to a desiccant packaging material puncturing device which comprises a first transmission belt support, tank bodies are evenly placed at the upper end of a first transmission belt on the inner side of the first transmission belt support, and a second transmission belt support is arranged at the upper end of the first transmission belt support. Desiccant bags are evenly placed at the upper end of the second conveying belt on the inner side of the second conveying belt support, the packaging material puncturing device comprises a feeding mechanism and a puncturing mechanism, the puncturing mechanism further comprises a position overturning module and a pneumatic puncturing module, puncturing needles can be moved to the position above the desiccant bags, the adsorption function can be conveniently converted into the puncturing function, and the packaging material puncturing efficiency is improved. And in addition, before the can body is sealed, the drying agent bag in the can body can be automatically punctured, so that the drying agent bag is in contact with air in the can body conveniently, and the drying effect is achieved.
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Description

Technical Field

[0001] The invention relates to the technical field of desiccant puncturing, and in particular to a desiccant packaging material puncturing device. Background Art

[0002] Desiccant packaging materials are usually packaged first, and then holes are punctured on the packaging as needed. This method ensures that the desiccant is stable and safe inside the packaging, and it is convenient to adjust the size and position of the holes according to usage requirements to achieve the best moisture-proof effect. The main function of the desiccant is to absorb moisture. If the inside of the package is completely sealed, it may cause poor air circulation, affecting the desiccant's absorption efficiency of moisture. By puncturing, an appropriate amount of air circulation can be allowed, allowing the desiccant to absorb and diffuse moisture more quickly, improving the moisture-proof effect.

[0003] After being punctured, the desiccant bag is more likely to come into contact with the outside air. If not used in time, it will easily absorb moisture in the air, which will seriously affect the moisture absorption effect or even lose its function. It needs to be placed in a sealed product that needs to be dried as soon as possible. In addition, most of the existing products are mass-produced, and it is difficult to puncture the desiccant bag during the production process of the product, so it is difficult to ensure the use effect of the desiccant.

[0004] To this end, a desiccant packaging material piercing device is proposed. Summary of the invention

[0005] The object of the present invention is to provide a desiccant packaging material piercing device to solve the problem in the background art that it is difficult to pierce during the process of placing the desiccant package and it is difficult to ensure the use effect of the desiccant package.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a packaging material piercing device for desiccant, comprising a first transmission belt bracket, a can body is evenly placed on the upper end of a first transmission belt inside the first transmission belt bracket, a second transmission belt bracket is provided on the upper end of the first transmission belt bracket, a desiccant bag is evenly placed on the upper end of a second conveyor belt inside the second transmission belt bracket, the packaging material piercing device comprises a feeding mechanism and a piercing mechanism, the feeding mechanism further comprises an adsorption delivery module and a swing module, the adsorption delivery module is used to adsorb the desiccant bag on the second transmission belt bracket, so that the desiccant bag is released at a suitable place, and the swing module cooperates with the adsorption delivery module to transport the desiccant bag so that the desiccant bag is delivered directly to the can body; The puncturing mechanism also includes a position reversal module and a pneumatic puncturing module. The position reversal module is used to convert the delivery function into a puncturing function so that the desiccant package can be prepared for puncturing after delivery. The pneumatic puncturing module is used to drive the puncture needle to rise and fall so that the puncture needle can complete the puncture operation on the desiccant package.

[0007] Preferably, the swing module includes a vertical plate fixedly mounted on the upper end of the first transmission belt bracket, a swing frame is rotatably connected between the two groups of vertical plates, a first servo motor is arranged on one side of the vertical plate, the output shaft of the first servo motor passes through the vertical plate and is fixedly connected to the swing frame, the upper part of the swing frame is rotatably connected to a weight seat, the weight seat is rotatably connected to a rotating rod, and the two groups of rotating rods are respectively fixedly connected to both sides of the mounting frame.

[0008] Preferably, the weight-bearing seat is used to increase the counterweight so that the mounting frame always remains in a vertical state through the weight-bearing seat.

[0009] Preferably, the adsorption delivery module includes a plurality of groups of air guide rods mounted on the bottom end of the mounting frame, and an adsorption head is provided at the bottom end of the air guide rods.

[0010] Preferably, an air pump is provided on one side of the first transmission belt bracket, the air pump is fixedly connected to one end of an air pipe, the other end of the air pipe is connected to a first connecting pipe through a three-way conversion valve, and the first connecting pipe is connected to a plurality of groups of air guide rods.

[0011] Preferably, an exhaust pump is provided on one side of the air supply pump, and the exhaust pump is connected to the air supply pipe through an exhaust pipe.

[0012] Preferably, the flipping module includes a second servo motor arranged at the bottom end of the weight seat for increasing the counterweight of the first transmission belt bracket, the output shaft of the second servo motor passes through the weight seat and is fixedly connected to the first bevel gear, the first bevel gear is meshed with a second bevel gear, and the second bevel gear is fixedly mounted on the rotating rod.

[0013] Preferably, the pneumatic puncture module includes a positioning plate fixedly mounted on the inner side of the mounting frame, a plurality of groups of piston cylinders are fixedly mounted on the upper end of the positioning plate, one end of an air intake pipe is fixedly connected to the lower portion of one side of the piston cylinder, the other end of the air intake pipe is connected to an air supply pipe via a three-way switching valve, and the plurality of groups of piston cylinders are connected to each other via a second connecting pipe.

[0014] Preferably, a piston is movably arranged inside the piston cylinder, one end of a piston rod is fixedly connected to the upper end of the piston, the other end of the piston rod passes through the mounting frame and the piston cylinder and is fixedly connected to a needle plate, and needles are evenly arranged on the upper end of the needle plate.

[0015] Preferably, a return spring is arranged between the upper end of the piston and the top end of the piston cylinder, and the return spring is sleeved on the piston rod.

[0016] Beneficial effects of the present invention: 1. The present invention is designed to cooperate with the adsorption and delivery module to facilitate the movement of the adsorption desiccant package, facilitate the selection of the delivery position, and improve the distribution efficiency. At the same time, multiple groups of desiccant packages can be adsorbed and delivered to multiple groups of tanks, which is convenient for batch delivery of desiccant packages. The weight-bearing seat is set to balance the weight, so that the air guide rod is always kept in a vertical state, which is convenient for improving the stability and accuracy of the adsorption head in absorbing and releasing the desiccant package.

[0017] 2. The present invention is designed to cooperate with the pneumatic puncturing module to facilitate moving the puncture needle to the top of the desiccant bag, so as to facilitate converting the adsorption function into the puncturing function, and can automatically puncture the desiccant bag in the tank before the tank is sealed, so as to facilitate the desiccant bag to contact the internal air of the tank and play a drying role. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only for the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 This is an overall three-dimensional schematic diagram of a desiccant packaging material puncturing device according to an embodiment of the present invention; Figure 2 A desiccant packaging material piercing device according to an embodiment of the present invention Figure 1 Schematic diagram of the cross-section at AA in the middle; Figure 3 A desiccant packaging material piercing device according to an embodiment of the present invention Figure 2 The enlarged schematic diagram of point B in the middle; Figure 4 A partial three-dimensional schematic diagram of a desiccant packaging material piercing device according to an embodiment of the present invention Figure 1 ; Figure 5 It is a partial structural schematic diagram of a desiccant packaging material puncturing device according to an embodiment of the present invention; Figure 6 A desiccant packaging material piercing device according to an embodiment of the present invention Figure 5 The enlarged schematic diagram at D in the middle; Figure 7 A partial three-dimensional schematic diagram of a desiccant packaging material piercing device according to an embodiment of the present invention Figure 2 ; Figure 8 It is a schematic diagram of a partial explosion of a desiccant packaging material piercing device according to an embodiment of the present invention.

[0020] The markings in the figure are: 1. first transmission belt bracket; 2. first transmission belt; 3. tank body; 4. second transmission belt bracket; 5. second conveyor belt; 6. desiccant bag; 7. vertical plate; 8. first servo motor; 9. swing frame; 10. load-bearing seat; 11. rotating rod; 12. mounting frame; 13. air guide rod; 14. adsorption head; 15. air pump; 16. air supply pipe; 17. three-way conversion valve; 18. first connecting pipe; 19. exhaust pump; 20. exhaust pipe; 21. second servo motor; 22. first bevel gear; 23. second bevel gear; 24. positioning plate; 25. piston cylinder; 26. intake pipe; 27. second connecting pipe; 28. piston; 29. ​​piston rod; 30. needle plate; 31. needle; 32. reset spring. DETAILED DESCRIPTION

[0021] In order to make the objectives, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with specific embodiments.

[0022] It should be noted that, unless otherwise defined, the technical terms or scientific terms used in the present invention should be understood by people with ordinary skills in the field to which the present invention belongs. The words "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. "Include" or "comprise" and similar words mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connect" or "connected" and similar words are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0023] See also Figures 1 to 8 The present invention provides a technical solution: a packaging material piercing device for desiccant, comprising a first transmission belt support 1, a first transmission belt 2 is arranged inside the first transmission belt support 1, a tank body 3 is evenly placed on the upper end of the first transmission belt 2, a second transmission belt support 4 is arranged on the upper end of the first transmission belt support 1, a second conveyor belt 5 is arranged inside the second transmission belt support 4, and a desiccant bag 6 is evenly placed on the upper end of the second conveyor belt 5, the packaging material piercing device comprises a feeding mechanism and a piercing mechanism, the feeding mechanism further comprises an adsorption delivery module and a swing module, the adsorption delivery module is used to adsorb the desiccant bag 6 on the second transmission belt support 4, so that the desiccant bag 6 is released at a suitable place, and the swing module cooperates with the adsorption delivery module to transport the desiccant bag 6, so that the desiccant bag 6 is delivered directly to the tank body 3; The puncturing mechanism also includes a position reversal module and a pneumatic puncturing module. The position reversal module is used to convert the delivery function into a puncturing function so that the desiccant bag 6 can be prepared for puncturing after delivery. The pneumatic puncturing module is used to drive the puncture needle 31 to rise and fall so that the puncture needle 31 completes the puncture operation on the desiccant bag 6.

[0024] As an embodiment of the present invention, Figure 3 and Figure 4 as well as Figure 7 As shown, the swing module includes a vertical plate 7 fixedly mounted on the upper end of the first transmission belt bracket 1, a swing frame 9 is rotatably connected between the two groups of vertical plates 7, a first servo motor 8 is arranged on one side of the vertical plate 7, the output shaft of the first servo motor 8 passes through the vertical plate 7 and is fixedly connected to the swing frame 9, the upper part of the swing frame 9 is rotatably connected to a weight seat 10, the weight seat 10 is rotatably connected to a rotating rod 11, and the two groups of rotating rods 11 are respectively fixedly connected to both sides of the mounting frame 12, the weight seat 10 is used to increase the counterweight so that the mounting frame 12 is always kept in a vertical state through the weight seat 10, and the adsorption delivery module includes a card set on the mounting frame 12 There are several groups of air guide rods 13 at the bottom, and an adsorption head 14 is arranged at the bottom end of the air guide rod 13. An air pump 15 is arranged on one side of the first transmission belt bracket 1. The air pump 15 is fixedly connected to one end of an air supply pipe 16. The other end of the air supply pipe 16 is connected to a first connecting pipe 18 through a three-way conversion valve 17. The first connecting pipe 18 is connected to several groups of air guide rods 13. An exhaust pump 19 is arranged on one side of the air pump 15. The exhaust pump 19 is connected to the air supply pipe 16 through an exhaust pipe 20. When in use, the first servo motor 8 is started, and the first servo motor 8 drives the swing frame 9 to swing. The swing frame 9 installs the weight seat 10 The air guide rod 13 at the bottom of the frame 12 moves to the top of the desiccant bag 6, and then the air pipe 16 is transferred to the inside of the first connecting pipe 18 through the three-way conversion valve 17, and then the exhaust pump 19 is started. The exhaust pump 19 discharges the gas between the adsorption head 14 at the bottom of the air guide rod 13 and the desiccant bag 6 through the air pipe 16 and the exhaust pipe 20, so that the desiccant bag 6 is adsorbed on the bottom of the adsorption head 14. Finally, the first servo motor 8 is started again. The first servo motor 8 moves the air pipe 16 at the bottom of the adsorption head 14 to the top of the tank body 3 through the swing frame 9, and then the air pump 15 is started. The air pump 15 passes through the air pipe 1 6 and the first connecting pipe 18 send gas between the desiccant bag 6 and the adsorption head 14, so that the desiccant bag 6 is separated from the second transmission belt bracket 4 and falls into the tank body 3, which is conducive to the adsorption of the desiccant bag 6 to move, convenient for selecting the delivery position, and improving the distribution efficiency. At the same time, multiple groups of desiccant bags 6 can be adsorbed and delivered to multiple groups of tank bodies 3, which is convenient for batch delivery of the tank bodies 3. The weight seat 10 is set to balance the weight so that the air guide rod 13 is always kept in a vertical state, which can not only improve the stability and accuracy of the adsorption head 14 in absorbing and releasing the desiccant bag 6, but also avoid the influence of the flip module on the delivery stability.

[0025] As an embodiment of the present invention, Figure 5 and Figure 6 as well as Figure 8 As shown, the flip module includes a second servo motor 21 arranged at the bottom end of the weight seat 10 for increasing the counterweight of the first transmission belt bracket 1, the output shaft of the second servo motor 21 passes through the weight seat 10 and is fixedly connected to the first bevel gear 22, the first bevel gear 22 is meshed with a second bevel gear 23, and the second bevel gear 23 is fixedly mounted on the rotating rod 11, and the pneumatic piercing module includes a positioning plate 24 fixedly mounted on the inner side of the mounting frame 12, and a plurality of groups of piston cylinders 25 are fixedly mounted on the upper end of the positioning plate 24, and one end of the intake pipe 26 is fixedly connected to the lower part of one side of the piston cylinder 25, and the other end of the intake pipe 26 is connected to the air supply pipe through the three-way conversion valve 17. 16, a plurality of groups of piston cylinders 25 are interconnected through a second connecting pipe 27, a piston 28 is movably arranged inside the piston cylinder 25, an upper end of the piston 28 is fixedly connected to one end of a piston rod 29, the other end of the piston rod 29 passes through the mounting frame 12 and the piston cylinder 25 and is fixedly connected to a puncture plate 30, a puncture needle 31 is evenly arranged on the upper end of the puncture plate 30, a return spring 32 is arranged between the upper end of the piston 28 and the top end of the piston cylinder 25, and the return spring 32 is sleeved on the piston rod 29. When a hole needs to be punctured, the second servo motor 21 is first started, and the second servo motor 21 drives the first bevel gear 22 to rotate 180 degrees, and then because the first bevel gear 22 rotates 180 degrees, the first bevel gear 22 rotates 180 degrees, and then the first bevel gear 22 rotates 180 degrees. The bevel gear 22 meshes with the second bevel gear 23, and the second bevel gear 23 is fixedly mounted on the rotating rod 11. The mounting frame 12 is rotatably connected between the two groups of weight seats 10 through the rotating rod 11, so the mounting frame 12 rotates 180 degrees, so that the needles 31 on the needle plate 30 are directly facing the desiccant bag 6 in the tank body 3, and the return spring 32 prevents the needles 31 from falling downward, and then starts the three-way switching valve 17, the three-way switching valve 17 switches the air supply pipe 16 to the air inlet pipe 26, and then starts the air pump 15, and the air pump 15 inflates the interior of the plurality of piston cylinders 25 through the air supply pipe 16, the air inlet pipe 26 and the second connecting pipe 27, and finally the interior of the piston cylinder 25 The gas pushes the piston 28 to move, and the piston 28 drives the needles 31 on the needle plate 30 to puncture the desiccant bag 6 through the piston rod 29. Then the exhaust pump 19 is started, and the exhaust pump 19 discharges the gas in the piston cylinder 25 through the air supply pipe 16, the air inlet pipe 26 and the second connecting pipe 27, so that the needles 31 on the needle plate 30 return to their original positions, which is conducive to moving the needles 31 at the upper end of the needle plate 30 to the top of the desiccant bag 6, facilitating the conversion of the adsorption function into the puncturing function, and can automatically puncture the desiccant bag 6 in the tank body 3 before the tank body 3 is sealed, so that the desiccant bag 6 can contact the internal air of the tank body 3 and play a drying role.

[0026] Working principle: when in use, start the first servo motor 8, the first servo motor 8 drives the swing frame 9 to swing, the swing frame 9 moves the air guide rod 13 at the bottom end of the mounting frame 12 to the top of the desiccant bag 6 through the load-bearing seat 10, and then the air pipe 16 is transferred to the inside of the first connecting pipe 18 through the three-way conversion valve 17, and then the exhaust pump 19 is started, and the exhaust pump 19 discharges the gas between the adsorption head 14 at the bottom end of the air guide rod 13 and the desiccant bag 6 through the air pipe 16 and the exhaust pipe 20, so that the desiccant bag 6 is adsorbed on the bottom end of the adsorption head 14, and finally the first servo motor 8 is started again, and the first servo motor 8 moves the air pipe 16 at the bottom end of the adsorption head 14 to the top of the tank body 3 through the swing frame 9, and then the air pump 15 is started, and the air pump 15 sends the gas between the desiccant bag 6 and the adsorption head 14 through the air pipe 16 and the first connecting pipe 18, so that the desiccant bag 6 is separated from the second transmission belt bracket 4 and falls into the tank body 3; When puncturing is required, the second servo motor 21 is first started, and the second servo motor 21 drives the first bevel gear 22 to rotate 180 degrees. Then, because the first bevel gear 22 is meshed with the second bevel gear 23, the second bevel gear 23 is fixedly mounted on the rotating rod 11, and the mounting frame 12 is rotatably connected between the two sets of weight seats 10 through the rotating rod 11, the mounting frame 12 rotates 180 degrees, so that the needle 31 on the needle plate 30 is directly facing the desiccant bag 6 in the tank body 3, and the reset spring 32 prevents the needle 31 from falling downward, and then the three-way conversion valve 17 is started, and the three-way conversion valve 17 connects the air supply pipe 16 to the air inlet pipe 26, and then starts the air supply pump 15. The air supply pump 15 inflates the interior of the plurality of piston cylinders 25 through the air supply pipe 16, the air inlet pipe 26 and the second connecting pipe 27. Finally, the gas inside the piston cylinder 25 pushes the piston 28 to move. The piston 28 drives the needles 31 on the needle plate 30 to puncture the desiccant bag 6 through the piston rod 29. Then, the exhaust pump 19 is started. The exhaust pump 19 discharges the gas in the piston cylinder 25 through the air supply pipe 16, the air inlet pipe 26 and the second connecting pipe 27, so that the needles 31 on the needle plate 30 return to their original positions.

[0027] It should be understood by those skilled in the art that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may also be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0028] The present invention is intended to cover all such substitutions, modifications and changes that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A desiccant packaging material puncturing device, comprising a first transmission belt support (1), a can body (3) is evenly placed on the upper end of a first transmission belt (2) inside the first transmission belt support (1), a second transmission belt support (4) is arranged on the upper end of the first transmission belt support (1), and a desiccant bag (6) is evenly placed on the upper end of a second transmission belt (5) inside the second transmission belt support (4), characterized in that: The packaging material piercing device comprises a feeding mechanism and a piercing mechanism, the feeding mechanism further comprising an adsorption delivery module and a swing module, the adsorption delivery module being used to adsorb the desiccant bag (6) on the second transmission belt bracket (4) so ​​that the desiccant bag (6) is released at a suitable place, and the swing module cooperates with the adsorption delivery module to transport the desiccant bag (6) so that the desiccant bag (6) is delivered directly to the can body (3); The puncturing mechanism further comprises a position reversal module and a pneumatic puncturing module. The position reversal module is used to convert the delivery function into a puncturing function so that the desiccant bag (6) is delivered and then prepared for puncturing. The pneumatic puncturing module is used to drive the puncturing needle (31) to rise and fall so that the puncturing needle (31) completes the puncturing operation on the desiccant bag (6).

2. A desiccant packaging material piercing device according to claim 1, characterized in that: The swing module comprises a vertical plate (7) fixedly mounted on the upper end of the first transmission belt bracket (1); a swing frame (9) is rotatably connected between two groups of the vertical plates (7); a first servo motor (8) is provided on one side of the vertical plate (7); an output shaft of the first servo motor (8) passes through the vertical plate (7) and is fixedly connected to the swing frame (9); a load-bearing seat (10) is rotatably connected to the upper part of the swing frame (9); the load-bearing seat (10) is rotatably connected to a rotating rod (11); and two groups of the rotating rods (11) are respectively fixedly connected to two sides of a mounting frame (12).

3. A desiccant packaging material piercing device according to claim 2, characterized in that: The weight-bearing seat (10) is used to increase the counterweight so that the mounting frame (12) is always kept in a vertical state through the weight-bearing seat (10).

4. A desiccant packaging material piercing device according to claim 2, characterized in that: The adsorption delivery module comprises a plurality of groups of air guide rods (13) clamped at the bottom end of a mounting frame (12), and an adsorption head (14) is provided at the bottom end of the air guide rods (13).

5. The desiccant packaging material piercing device according to claim 1, characterized in that: An air pump (15) is provided on one side of the first transmission belt bracket (1), the air pump (15) is fixedly connected to one end of an air supply pipe (16), the other end of the air supply pipe (16) is connected to a first connecting pipe (18) via a three-way conversion valve (17), and the first connecting pipe (18) is connected to a plurality of groups of air guide rods (13).

6. A desiccant packaging material piercing device according to claim 5, characterized in that: An exhaust pump (19) is provided on one side of the air supply pump (15), and the exhaust pump (19) is connected to the air supply pipe (16) via an exhaust pipe (20).

7. A desiccant packaging material piercing device according to claim 2, characterized in that: The flip module comprises a second servo motor (21) arranged at the bottom end of the weight seat (10) for increasing the counterweight of the first transmission belt bracket (1); an output shaft of the second servo motor (21) passes through the weight seat (10) and is fixedly connected to a first bevel gear (22); the first bevel gear (22) is meshed with a second bevel gear (23); and the second bevel gear (23) is fixedly mounted on the rotating rod (11).

8. A desiccant packaging material piercing device according to claim 2, characterized in that: The pneumatic piercing module comprises a positioning plate (24) fixedly mounted on the inner side of the mounting frame (12); a plurality of groups of piston cylinders (25) are fixedly mounted on the upper end of the positioning plate (24); one end of an air intake pipe (26) is fixedly connected to a lower portion of one side of the piston cylinder (25); the other end of the air intake pipe (26) is connected to an air supply pipe (16) via a three-way conversion valve (17); and the plurality of groups of piston cylinders (25) are connected to each other via a second connecting pipe (27).

9. A desiccant packaging material piercing device according to claim 8, characterized in that: A piston (28) is movably arranged inside the piston cylinder (25), and the upper end of the piston (28) is fixedly connected to one end of a piston rod (29). The other end of the piston rod (29) passes through the mounting frame (12) and the piston cylinder (25) and is fixedly connected to a needle plate (30). The upper end of the needle plate (30) is evenly provided with needles (31).

10. A desiccant packaging material piercing device according to claim 9, characterized in that: A return spring (32) is provided between the upper end of the piston (28) and the top end of the piston cylinder (25), and the return spring (32) is sleeved on the piston rod (29).

Citation Information

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